Calculate data weights based on st. dev. within each spw.

Statwt Summary Plot

VLASS2.1.sb38617989.eb38636486.59099.9471230787_split_split.ms

Plot of antenna-based weight vs. antenna or spectral window (before re-weight)

Plot of antenna-based weight vs. antenna or spectral window (after re-weight)

Statwt Summary

Summary of before/after-statwt antenna-based weights (Wi) for each antenna. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Antenna Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
ea01 1342 1342/1342 1342 ± 0 5.372 5.09/5.748 5.513 ± 0.5142
ea02 1342 1342/1342 1342 ± 0.000006488 5.549 5.268/6.306 5.81 ± 0.6277
ea04 1342 1342/1342 1342 ± 0.000006479 5.294 4.985/5.95 5.491 ± 0.567
ea05 1342 1342/1342 1342 ± 0 5.487 5.09/5.986 5.591 ± 0.5809
ea06 1342 1342/1342 1342 ± 0 4.941 4.606/5.469 5.055 ± 0.5065
ea07 1342 1342/1342 1342 ± 0 5.775 5.314/6.078 5.798 ± 0.5722
ea08 1342 1342/1342 1342 ± 0 5.598 5.315/6.438 5.909 ± 0.6502
ea09 1342 1342/1342 1342 ± 0 5.436 5.099/6.125 5.603 ± 0.6071
ea10 1342 1342/1342 1342 ± 0 5.749 5.087/6.385 5.747 ± 0.6791
ea11 1342 1342/1342 1342 ± 0 5.615 5.01/6.143 5.639 ± 0.644
ea12 1342 1342/1342 1342 ± 0 5.575 5.133/6.214 5.764 ± 0.6501
ea13 1342 1342/1342 1342 ± 0 5.775 5.589/6.206 5.961 ± 0.4927
ea14 1342 1342/1342 1342 ± 0 5.577 5.078/6.195 5.674 ± 0.6702
ea15 1342 1342/1342 1342 ± 0 5.386 4.923/6.083 5.548 ± 0.6745
ea16 1342 1342/1342 1342 ± 0 5.896 5.448/6.569 6.063 ± 0.726
ea17 1342 1342/1342 1342 ± 0 5.735 5.366/6.284 5.876 ± 0.6106
ea18 1342 1342/1342 1342 ± 0 4.838 4.578/5.296 4.973 ± 0.498
ea19 1342 1342/1342 1342 ± 0 5.771 5.362/6.528 5.994 ± 0.6479
ea20 1342 1342/1342 1342 ± 0 5.935 5.548/6.592 6.109 ± 0.6631
ea21 1342 1342/1342 1342 ± 0 5.528 5.191/6.057 5.668 ± 0.5599
ea22 1342 1342/1342 1342 ± 0 5.36 5.013/6.043 5.556 ± 0.6682
ea23 1342 1342/1342 1342 ± 0 5.803 5.265/6.294 5.89 ± 0.6801
ea25 1342 1342/1342 1342 ± 0 5.345 5.028/5.864 5.488 ± 0.5578
ea26 1342 1342/1342 1342 ± 0 5.759 5.419/6.462 5.967 ± 0.6606
ea27 1342 1342/1342 1342 ± 0 5.435 5.084/6.217 5.61 ± 0.5862
ea28 1342 1342/1342 1342 ± 0.00001734 5.46 5.183/6.231 5.701 ± 0.6358
Summary of before/after-statwt antenna-based weights (Wi) for each spectral window. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Spw Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
2 1342 1342/1342 1342 ± 0.0000235 5.164 5.029/5.405 5.178 ± 0.2467
3 1342 1342/1342 1342 ± 0.0000235 5.155 4.978/5.325 5.147 ± 0.2587
4 1342 1342/1342 1342 ± 0.0000235 5.07 4.884/5.271 5.06 ± 0.2971
5 1342 1342/1342 1342 ± 0.0000235 5.177 4.928/5.299 5.141 ± 0.3
6 1342 1342/1342 1342 ± 0.0000235 5.112 4.897/5.336 5.108 ± 0.2823
7 1342 1342/1342 1342 ± 0.0000235 5.161 5.012/5.316 5.166 ± 0.2509
8 1342 1342/1342 1342 ± 0.0000235 5.186 4.94/5.305 5.133 ± 0.2683
9 1342 1342/1342 1342 ± 0.0000235 5.419 5.269/5.671 5.422 ± 0.3056
10 1342 1342/1342 1342 ± 0.0000235 5.872 5.688/6.006 5.839 ± 0.2956
11 1342 1342/1342 1342 ± 0.0000235 6.137 5.912/6.234 6.057 ± 0.3031
12 1342 1342/1342 1342 ± 0.0000235 6.215 5.963/6.41 6.153 ± 0.4409
13 1342 1342/1342 1342 ± 0.0000235 6.651 6.552/6.787 6.649 ± 0.3305
14 1342 1342/1342 1342 ± 0.0000235 6.871 6.684/7.031 6.835 ± 0.3621
15 1342 1342/1342 1342 ± 0.0000235 6.579 6.331/6.774 6.504 ± 0.3519
16 1342 1342/1342 1342 ± 0.00002447 5.851 5.529/6.057 5.833 ± 0.3673
17 1342 1342/1342 1342 ± 0.00002605 5.872 5.482/6.116 5.847 ± 0.3668
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38617989.eb38636486.59099.9471230787_split_split.ms
Start time
2025-01-08 03:18:04.010
End
2025-01-08 03:43:57.063
Duration
0:25:53.054
Note, WebLog generation is not included in the time.

CASA logs for stage 8